CN113965565A - Internet of things networking method and system based on information age - Google Patents
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Abstract
The invention discloses an information age-based networking method and system for the Internet of things, wherein the method comprises the following steps: all Internet of things services are arranged at a cloud end and are divided into a first service and a second service; updating the information ages of all the services of the Internet of things; when each second updating node is reached, acquiring the number of times that each service of the internet of things exceeds the threshold of the service of the internet of things, and if the number of times that one service of the internet of things exceeds the preset threshold, migrating the service of the internet of things to a fog access point; adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold; preprocessing the log of the data packet transmitted by the second service and collecting the log content; and if the data packet transmission of the second service fails, performing data prediction according to the collected log content. Has the advantages that: the intelligentization of the service communication of the Internet of things is improved, the power consumption is reduced, and the convenience of the environment monitoring management work is improved.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to an information age-based networking method and system for the Internet of things.
Background
Age of information (Age of information, AoI), AoI in the communications community refers to the Age or freshness of the application data in the data packet. Older, the information is older and less fresh. In real-time sensitive applications, however, much of the less aged, or fresher, data is needed.
The main struggle target of communication technology is to connect everyone, person to thing, and thing to thing. Recent developments in the internet of things have had a tremendous impact on many areas, resulting in many valuable real-time applications, from factory automated high-speed assembly and packaging, autopilot in intelligent transportation systems, to environmental monitoring and process automation in smart cities or precision agriculture.
In the prior art of internet of things, for example, chinese patent No. CN107580085B discloses an internet of things networking method, in which a slave to be networked sends a network access application data packet to a host in a network access application section, receives a network access application reply data packet sent by the host according to the network access application data packet, and determines whether an address in an address section of the network access application reply data packet is consistent with a random number in an address section of the network access application data packet; if the network access request is consistent with the network access request, the slave machine to be accessed successfully accesses the network, and therefore the slave machine to be accessed automatically accesses the existing network. However, the networking of the internet of things cannot guarantee more timely information updating of an emergency service, and communication between service modules of the internet of things is not intelligent enough, so that power consumption is high.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides an information age-based networking method and system for the Internet of things, so as to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
according to one aspect of the invention, an information age-based networking method of the Internet of things is provided, and the method comprises the following steps:
s1, setting all Internet of things services in a cloud, and dividing all Internet of things services into a first service and a second service;
s2, initializing the information ages of all the Internet of things services, and updating the information ages of all the Internet of things services at each first updating node;
s3, when each second updating node is reached, comparing the updated information age of each first updating node of all the Internet of things services with a threshold of the second updating node to obtain the times of each Internet of things service exceeding the threshold of the second updating node, and if the exceeding times of one Internet of things service is larger than a preset threshold, migrating the Internet of things service to a fog access point;
s4, adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold;
s5, preprocessing the log of the data packet transmitted by the second service, and collecting the preprocessed log content;
and S6, if the data packet transmission of the second service fails, predicting data according to the collected log content.
Further, the first service includes an automation service and an automatic driving service, and the second service includes an environment monitoring service.
Furthermore, the time interval of the second updating node is larger than that of the first updating node, and the second updating node comprises a plurality of first updating nodes; the time between two second update nodes is set as the update period.
Further, in S4, adjusting the frequency of the service transmission data packet according to the information age of any one of the second services and the self-threshold further includes the following steps:
s41, if any one of the second services is in an updating period, the number of times that the information age exceeds the self threshold is zero, the frequency of sending the data packet by the sensor in the next updating period of the second service is reduced to be one half of the frequency of the current updating period;
and S42, if the number of times that the information age exceeds the self threshold is smaller than the preset threshold and is not zero in one updating period of any service in the second services, reducing the frequency of the sensor sending the data packet in the next updating period of the second service to be nine tenths of the frequency of the current updating period.
Further, in any one of the second services, in an update period, the frequency of sending the data packet by the sensor is at least half of the preset frequency.
Further, the step of preprocessing the log of the data packet transmitted by the second service in S5, and collecting the content of the preprocessed log further includes the following steps:
s51, collecting and receiving the data packet logs through a Kafka message queue;
s52, performing real-time stream processing on the log of the data packet, and storing the log in Mysql;
s53, carrying out standardization processing on the log of the data packet, and converting the log into a json format;
s54, performing filtering statistics on the logs of the data packet to realize extraction and collection of log information;
and S55, packaging and storing the log of the data packet into the MySQL database, and updating the data in real time through the storm engine.
Further, in S54, filtering statistics is performed on the log of the data packet, so as to extract and collect log information, where the used functions include count, unique _ count, average, and sum.
Further, if the data packet transmission of the second service fails in S6, the data prediction based on the collected log content further includes the following steps:
s61, training and constructing an RNN judgment model through the log information extracted and collected in the S54;
s62, if the data packet transmission of the sensor in any second service fails, importing the sensor information and the detection transmission data of the sensor in the past year into an RNN judgment model;
and S63, predicting the inspection transmission data of the sensor on the next day through the RNN judgment model.
Further, the check transmission data predicted in S63 is sent to a background display, and the authenticity of the check transmission data is manually checked.
According to another aspect of the present invention, there is provided an information age-based networking system of the internet of things, the system including: the system comprises an information age updating module, a distribution module, an adjustment module and a prediction module;
the information age updating module is used for setting all the Internet of things services in a cloud end, dividing all the Internet of things services into a first service and a second service, initializing the information ages of all the Internet of things services, and updating the information ages of all the Internet of things services at each first updating node;
the distribution module is used for comparing the updated information age of each first updating node of all the internet of things services with a self threshold when each second updating node is reached, so as to obtain the times of each internet of things service exceeding the self threshold, and if the exceeding times of one internet of things service is greater than a preset threshold, the internet of things service is transferred to a fog access point;
the adjusting module is used for adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold;
the prediction module is used for preprocessing the log of the data packet transmitted by the second service, collecting the content of the preprocessed log, and predicting data through the collected log content if the data packet transmission of the second service fails.
The invention has the beneficial effects that: compared with the prior art, the information age-based networking method and system of the Internet of things improve the freshness of application data in the Internet of things networking; the frequency of the service transmission data packet is adjusted according to the information age and the threshold of any service in the second service, so that the intelligent transmission capability of the second service in the Internet of things can be reduced, and the overall power consumption can be further reduced; if the data packet transmission of the second service fails, data prediction is carried out through collected log contents, so that the next day of detection transmission data of the sensor can be predicted when the service sensor of the Internet of things fails, the environment monitoring management work of the second service is facilitated, the logs of the data packet transmitted by the second service are preprocessed, the preprocessed log contents are collected, and accordingly operation and maintenance personnel and safety operation and maintenance personnel can analyze, troubleshoot and trace the source of corresponding faults, events, accidents and the like conveniently.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a flowchart of an internet of things networking method based on information age according to an embodiment of the present invention.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to the embodiment of the invention, an information age-based networking method and system for the Internet of things are provided.
Referring now to the drawings and the detailed description, as shown in fig. 1, according to an aspect of the present invention, there is provided an information age-based networking method for internet of things, the method comprising the steps of:
s1, setting all Internet of things services in a cloud, and dividing all Internet of things services into a first service and a second service;
the first business comprises an automation business, an automatic driving business and the like, and the second business comprises an environment monitoring business and the like.
S2, initializing the information ages of all the Internet of things services, and updating the information ages of all the Internet of things services at each first updating node;
s3, when each second update node is reached, comparing the updated information age of each first update node of all the Internet of things services with a self threshold to obtain the times that each Internet of things service exceeds the self threshold, and if the times that one Internet of things service exceeds the self threshold is greater than a preset threshold, moving the Internet of things service to a fog access point (fog is characterized by low delay and position perception, wide geographical distribution and mobility, very large number of nodes, main entrance of wireless access, and strong fluidity, real-time applicability and heterogeneity);
the time interval of the second updating node is larger than that of the first updating node, and the second updating node comprises a plurality of first updating nodes; the time between two second update nodes is set as the update period.
S4, adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold;
wherein, in S4, adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self-threshold further includes the following steps:
s41, if any one of the second services is in an updating period, the number of times that the information age exceeds the self threshold is zero, the frequency of sending the data packet by the sensor in the next updating period of the second service is reduced to be one half of the frequency of the current updating period;
and S42, if the number of times that the information age exceeds the self threshold is smaller than the preset threshold and is not zero in one updating period of any service in the second services, reducing the frequency of the sensor sending the data packet in the next updating period of the second service to be nine tenths of the frequency of the current updating period.
In any one of the second services, in an updating period, the lowest frequency of sending the data packet by the sensor is one half of the preset frequency.
S5, preprocessing the log of the data packet transmitted by the second service, and collecting the preprocessed log content;
wherein, the step S5 of preprocessing the log of the data packet transmitted by the second service, and collecting the content of the preprocessed log further includes the following steps:
s51, collecting and receiving data packet logs through Kafka message queue (Kafka is a high-throughput distributed publish-subscribe message system that can process all action flow data of consumers in the website);
s52, performing real-time stream processing on the log of the data packet, and storing the log in Mysql (MySQL is a relational database management system of open source codes);
s53, standardizing the data packet logs, and converting the data packet logs into json format (json, which is called JavaScript Object notification as a data format);
s54, performing filtering statistics on the logs of the data packet to realize extraction and collection of log information;
s55, the logs of the data packets are packaged and stored in the MySQL database, and the data are updated in real time through a storm engine (storm is a distributed stream processing engine under Hadoop ecology).
In S54, the log of the data packet is filtered and counted, and when extracting and collecting the log information, the functions used include count, unique _ count, average, sum, and the like.
And S6, if the data packet transmission of the second service fails, predicting data according to the collected log content.
Wherein, if the data packet transmission of the second service fails in S6, the data prediction by using the collected log content further includes the following steps:
s61, training and constructing an RNN judgment model through the log information extracted and collected in the S54;
s62, if the data packet transmission of the sensor in any second service fails, importing the sensor information and the detection transmission data of the sensor in the past year into an RNN judgment model;
and S63, predicting the inspection transmission data of the sensor on the next day through the RNN judgment model.
The check transmission data predicted in S63 is sent to a background display, and the authenticity of the check transmission data is manually checked.
According to another aspect of the present invention, there is provided an information age-based networking system of the internet of things, the system including: the system comprises an information age updating module, a distribution module, an adjustment module and a prediction module; the information age updating module is used for setting all the Internet of things services in a cloud end, dividing all the Internet of things services into a first service and a second service, initializing the information ages of all the Internet of things services, and updating the information ages of all the Internet of things services at each first updating node; the distribution module is used for comparing the updated information age of each first updating node of all the internet of things services with a self threshold when each second updating node is reached, so as to obtain the times of each internet of things service exceeding the self threshold, and if the exceeding times of one internet of things service is greater than a preset threshold, the internet of things service is transferred to a fog access point; the adjusting module is used for adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold; the prediction module is used for preprocessing the log of the data packet transmitted by the second service, collecting the content of the preprocessed log, and predicting data through the collected log content if the data packet transmission of the second service fails.
In summary, compared with the prior art, the information age-based networking method and system of the internet of things improve the freshness of application data in the internet of things networking; the frequency of the service transmission data packet is adjusted according to the information age and the threshold of any service in the second service, so that the intelligent transmission capability of the second service in the Internet of things can be reduced, and the overall power consumption can be further reduced; if the data packet transmission of the second service fails, data prediction is carried out through collected log contents, so that the next day of detection transmission data of the sensor can be predicted when the service sensor of the Internet of things fails, the environment monitoring management work of the second service is facilitated, the logs of the data packet transmitted by the second service are preprocessed, the preprocessed log contents are collected, and accordingly operation and maintenance personnel and safety operation and maintenance personnel can analyze, troubleshoot and trace the source of corresponding faults, events, accidents and the like conveniently.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An Internet of things networking method based on information age is characterized by comprising the following steps:
s1, setting all Internet of things services in a cloud, and dividing all Internet of things services into a first service and a second service;
s2, initializing the information ages of all the Internet of things services, and updating the information ages of all the Internet of things services at each first updating node;
s3, when each second updating node is reached, comparing the updated information age of each first updating node of all the Internet of things services with a threshold of the second updating node to obtain the times of each Internet of things service exceeding the threshold of the second updating node, and if the exceeding times of one Internet of things service is larger than a preset threshold, migrating the Internet of things service to a fog access point;
s4, adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold;
s5, preprocessing the log of the data packet transmitted by the second service, and collecting the preprocessed log content;
and S6, if the data packet transmission of the second service fails, predicting data according to the collected log content.
2. The networking method of the internet of things based on the information age, according to claim 1, wherein the first service comprises an automation service and an automatic driving service, and the second service comprises an environment monitoring service.
3. The networking method of the internet of things based on the information age according to claim 2, wherein the time interval of the second update node is greater than that of the first update node, and the second update node comprises a plurality of first update nodes; the time between two second update nodes is set as the update period.
4. The method for networking of the internet of things based on the information age of claim 3, wherein the step of adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and a self-threshold in the step S4 further comprises the steps of:
s41, if any one of the second services is in an updating period, the number of times that the information age exceeds the self threshold is zero, the frequency of sending the data packet by the sensor in the next updating period of the second service is reduced to be one half of the frequency of the current updating period;
and S42, if the number of times that the information age exceeds the self threshold is smaller than the preset threshold and is not zero in one updating period of any service in the second services, reducing the frequency of the sensor sending the data packet in the next updating period of the second service to be nine tenths of the frequency of the current updating period.
5. The networking method of the internet of things based on the information age as claimed in claim 4, wherein in an update period of any one of the second services, the frequency of sending data packets by the sensor is at least half of the preset frequency.
6. The method for networking of the internet of things based on the information age of claim 1, wherein the step of preprocessing the log of the data packets of the second service transmission in S5 and collecting the preprocessed log contents further comprises the steps of:
s51, collecting and receiving the data packet logs through a Kafka message queue;
s52, performing real-time stream processing on the log of the data packet, and storing the log in Mysql;
s53, carrying out standardization processing on the log of the data packet, and converting the log into a json format;
s54, performing filtering statistics on the logs of the data packet to realize extraction and collection of log information;
and S55, packaging and storing the log of the data packet into the MySQL database, and updating the data in real time through the storm engine.
7. The internet of things networking method based on information age according to claim 6, wherein when filtering statistics is performed on the logs of the data packets in the step S54 to extract and collect log information, the functions used in the filtering statistics include count, unique _ count, average and sum.
8. The networking method of the internet of things based on the information age of claim 7, wherein if the packet transmission of the second service fails in S6, the data prediction by using the collected log content further comprises the following steps:
s61, training and constructing an RNN judgment model through the log information extracted and collected in the S54;
s62, if the data packet transmission of the sensor in any second service fails, importing the sensor information and the detection transmission data of the sensor in the past year into an RNN judgment model;
and S63, predicting the inspection transmission data of the sensor on the next day through the RNN judgment model.
9. The networking method of the internet of things based on the information age as claimed in claim 8, wherein the check transmission data predicted in the step S63 is sent to a background display, and the authenticity of the check transmission data is manually checked.
10. An information age-based networking system of the internet of things, which is used for realizing the information age-based networking method of the internet of things of any one of claims 1 to 9, and is characterized by comprising the following steps: the system comprises an information age updating module, a distribution module, an adjustment module and a prediction module;
the information age updating module is used for setting all the Internet of things services in a cloud end, dividing all the Internet of things services into a first service and a second service, initializing the information ages of all the Internet of things services, and updating the information ages of all the Internet of things services at each first updating node;
the distribution module is used for comparing the updated information age of each first updating node of all the internet of things services with a self threshold when each second updating node is reached, so as to obtain the times of each internet of things service exceeding the self threshold, and if the exceeding times of one internet of things service is greater than a preset threshold, the internet of things service is transferred to a fog access point;
the adjusting module is used for adjusting the frequency of the service transmission data packet according to the information age of any service in the second service and the self threshold;
the prediction module is used for preprocessing the log of the data packet transmitted by the second service, collecting the content of the preprocessed log, and predicting data through the collected log content if the data packet transmission of the second service fails.
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